Prosecution Insights
Last updated: April 19, 2026

Pfizer, Inc.

68 pending office actions • 9 clients

Portfolio Summary

68
Total Pending OAs
15
Final Rejections
53
Non-Final OAs

Client Portfolio (9 clients)

Client (Assignee)Pending OAs
Pfizer, Inc. 33
Pfizer, Inc. 18
Arena Pharmaceuticals, Inc. 7
Global Blood Therapeutics, Inc. 4
Pfizer Inc. 2
Wyeth LLC 1
Pfizer Inc. 1
Hospira, Inc. 1
Reviral Limited 1

Pending Office Actions

App #TitleClientExaminerArt UnitStatusFiled
18722084 DIGITAL MEDICINE COMPANION FOR TREATING AND MANAGING SKIN DISEASES Pfizer, Inc. MPAMUGO, CHINYERE 3685 Non-Final OA Jun 20, 2024
18722420 WEARABLE COMPANION FOR DETECTING THE CYTOKINE RELEASE SYNDROME Pfizer, Inc. ABDULLAH, AAISHA 3681 Non-Final OA Jun 20, 2024
18739401 POLYNUCLEOTIDE COMPOSITIONS AND USES THEREOF Pfizer, Inc. OGUNBIYI, OLUWATOSIN A 1645 Non-Final OA Jun 11, 2024
18634326 Immunogenic compositions comprising conjugated capsular saccharide antigens and uses thereof Pfizer, Inc. OGUNBIYI, OLUWATOSIN A 1645 Non-Final OA Apr 12, 2024
18700075 CGRP Antagonists for Treating Trigeminal Neuralgia Pfizer Inc. INAM, SAHAR 1622 Non-Final OA Apr 10, 2024
18682162 MODULATORS OF THE BETA-3 ADRENERGIC RECEPTOR USEFUL FOR THE TREATMENT OR PREVENTION OF HEART FAILURE Arena Pharmaceuticals, Inc. SHIAO, REI TSANG 1691 Non-Final OA Feb 08, 2024
18535116 IMMUNOGENIC COMPOSITIONS AND METHODS FOR ELICITING AN IMMUNE RESPONSE AGAINST CLOSTRIDIOIDES (CLOSTRIDIUM) DIFFICILE Pfizer, Inc. HAUK TEODORO, PRICILA NMN 1645 Non-Final OA Dec 11, 2023
18533167 IMMUNOGENIC COMPOSITIONS AND USES THEREOF Pfizer, Inc. GILL, RACHEL B 1671 Non-Final OA Dec 07, 2023
18566862 Administration of a Compound to Individuals with Hepatic Impairment Arena Pharmaceuticals, Inc. TRAN, ERIC 1629 Non-Final OA Dec 04, 2023
18565626 METHODS OF TREATMENT Arena Pharmaceuticals, Inc. VALENROD, YEVGENY 1628 Non-Final OA Nov 30, 2023
18513738 Immunogenic compositions comprising conjugated capsular saccharide antigens and uses thereof Pfizer, Inc. LYONS, MARY M 1645 Non-Final OA Nov 20, 2023
18557987 VACCINATION AGAINST BACTERIAL AND BETACORONAVIRUS INFECTIONS Pfizer, Inc. FOLEY, SHANON A 1671 Non-Final OA Oct 30, 2023
18488191 COMPOUND FOR THE TREATMENT OF CANCER Pfizer, Inc. KLINKEL, KORTNEY L 1627 Non-Final OA Oct 17, 2023
18552453 Ether-Linked Antiviral Compounds Pfizer, Inc. ANDERSON, REBECCA L 1626 Non-Final OA Sep 26, 2023
18551038 PHARMACEUTICAL COMPOSITIONS CONTAINING ADENO-ASSOCIATED VIRAL VECTOR Pfizer, Inc. SMITH, ADAM MICHAEL 1638 Non-Final OA Sep 18, 2023
18548622 Methods of Treatment with Selective CB2 Receptor Agonists Arena Pharmaceuticals, Inc. BELL, SARA ELIZABETH 1625 Non-Final OA Sep 01, 2023
18459381 CELL CULTURE PROCESS Pfizer, Inc. NGUYEN, NGHI V 1653 Non-Final OA Aug 31, 2023
18547244 BENZODIAZEPINES FOR TREATING OR PREVENTING RESPIRATORY SYNCYTIAL VIRUS INFECTION Pfizer, Inc. JAVANMARD, SAHAR 1622 Non-Final OA Aug 21, 2023
18446883 COMPOSITIONS AND METHODS FOR ELICITING AN IMMUNE RESPONSE AGAINST CLOSTRIDIUM DIFFICILE Pfizer, Inc. GANGLE, BRIAN J 1645 Non-Final OA Aug 09, 2023
18275634 Methods of Protecting RNA Pfizer, Inc. MCKILLOP, JOHN CHARLES 1637 Non-Final OA Aug 03, 2023
18363152 ANTI- IL27R ANTIBODIES AND METHODS OF USE THEREOF Pfizer, Inc. XIAO, YAN 1642 Non-Final OA Aug 01, 2023
18359250 Dosing Regime For Treatment of Chronic Hand Eczema Pfizer, Inc. BREDEFELD, RACHAEL EVA 3786 Non-Final OA Jul 26, 2023
18262791 PHARMACEUTICAL COMPOSITIONS OF CGRP INHIBITORS AND METHODS OF THEIR USE Pfizer Inc. IVANOVA, SVETLANA M 1627 Non-Final OA Jul 25, 2023
18350986 CELLS AND METHOD OF CELL CULTURE Pfizer, Inc. HUMPHRIES, NICHOLAS ADAM 1631 Non-Final OA Jul 12, 2023
18347698 SELF-AMPLIFYING RNA ENCODING AN INFLUENZA VIRUS ANTIGEN Pfizer, Inc. CHEN, STACY BROWN 1672 Non-Final OA Jul 06, 2023
18268959 SOLID FORMS OF A CDK2 INHIBITOR Pfizer, Inc. MCDOWELL, BRIAN E 1624 Non-Final OA Jun 21, 2023
18335259 IL-12 Variants and Uses Thereof Pfizer, Inc. GODDARD, LAURA B 1642 Non-Final OA Jun 15, 2023
18255869 METHODS AND COMPOSITIONS FOR INHIBITING EXCESS NUCLEIC ACID PRECIPITATION Pfizer, Inc. TSAY, MARSHA M 1656 Non-Final OA Jun 04, 2023
18255868 METHODS FOR PURIFICATION OF AAV VECTORS BY AFFINITY CHROMATOGRAPHY Pfizer, Inc. TINSLEY, BRENDAN THOMAS 1634 Non-Final OA Jun 04, 2023
18255870 METHODS AND COMPOSITIONS FOR INHIBITING EXCESS NUCLEIC ACID PRECIPITATION Pfizer, Inc. MCCORMICK, CATHERINE LYNN 1638 Non-Final OA Jun 04, 2023
18319943 Antibodies Specific for CD47, PD-L1, and Uses Thereof Pfizer, Inc. MOSELEY II, NELSON B 1642 Non-Final OA May 18, 2023
18036141 TALAZOPARIB SOFT GELATIN CAPSULE DOSAGE FORM Pfizer, Inc. MERCIER, MELISSA S 1615 Final Rejection May 09, 2023
18252124 Immunogenic compositions comprising conjugated capsular saccharide antigens and uses thereof Pfizer, Inc. OGUNBIYI, OLUWATOSIN A 1645 Non-Final OA May 08, 2023
18034239 IMMUNOGENIC COMPOSITIONS FOR USE IN PNEUMOCOCCAL VACCINES Pfizer, Inc. MORGAN, BAILEY MICHELLE 1645 Non-Final OA Apr 27, 2023
18250570 CRYSTAL-FREE HIGH-CONCENTRATION TESTOSTERONE CYPIONATE FORMULATIONS Pfizer, Inc. MITCHELL, EDWIN COLEMAN 1619 Final Rejection Apr 26, 2023
18250596 METHODS OF TREATING CONDITIONS RELATED TO THE S1P1 RECEPTOR Arena Pharmaceuticals, Inc. JEAN-LOUIS, SAMIRA JM 1642 Non-Final OA Apr 26, 2023
18250252 Methods for Purification of AAV Vectors by Anion Exchange Chromatography Pfizer, Inc. ALAM, DANYAL HASSAN 1672 Non-Final OA Apr 24, 2023
18249774 ISOXAZOLE DERIVATIVES AS MODULATORS OF THE 5-HT2A SEROTONIN RECEPTOR USEFUL FOR THE TREATMENT OF DISORDERED RELATED THERETO Arena Pharmaceuticals, Inc. BRAUN, MADELINE E 1624 Non-Final OA Apr 20, 2023
18249411 Methods for purifying bacterial polysaccharides Pfizer, Inc. PATEL, PRANAV N 1777 Non-Final OA Apr 18, 2023
18301475 Benzimidazole Derivative Compounds and Uses Thereof Pfizer, Inc. HASTINGS, ALISON AZAR 1627 Non-Final OA Apr 17, 2023
18247565 Cell culture process for producing RSV F protein Pfizer, Inc. CHESTNUT, BARRY A 1672 Non-Final OA Mar 31, 2023
18025879 METHODS, THERAPIES AND USES FOR TREATING CANCER Pfizer, Inc. HOLTZMAN, KATHERINE ANN 1646 Non-Final OA Mar 10, 2023
18043271 COMPUTERIZED DECISION SUPPORT TOOL AND MEDICAL DEVICE FOR RESPIRATORY CONDITION MONITORING AND CARE Pfizer, Inc. HOFFPAUIR, ANDREW ELI 3791 Non-Final OA Feb 27, 2023
18042054 Stable Topical Formulations of 1(R)-4-(5-(4-Methoxy-3-Propoxphenyl)Pyridin-3-YL)-1,2-OX-Aborolan-2-OL Pfizer, Inc. THOMAS, TIMOTHY P 1614 Non-Final OA Feb 17, 2023
18041447 Methods of Protecting RNA Pfizer, Inc. BATES, KEENAN ALEXANDER 1631 Non-Final OA Feb 13, 2023
18019379 UREA DERIVATIVES AS PYRUVATE KINASE ACTIVATORS Global Blood Therapeutics, Inc. RODRIGUEZ, RAYNA B 1628 Non-Final OA Feb 02, 2023
18006800 IMPROVEMENTS TO WASH SOLUTIONS FOR ANION EXCHANGE CHROMATOGRAPHY IN A METHOD OF PURIFICATION OF RECOMBINANTLY-PRODUCED RSV PROTEINS Pfizer, Inc. IANNUZO, NATALIE NMN 1653 Non-Final OA Jan 25, 2023
18004965 Polymorphs of (1S,2S,3S,5R)-3-((6-(Difluoromethyl)-5-Fluoro-1,2,3,4-Tetrahydroisoquinolin-8-YL)OXY)-5-(4-Methyl-7H-Pyrrolo[2,3-D]Pyrimidin-7-YL)Cyclopentane-1,2-DIOL Mono-Hydrochloride Pfizer, Inc. HIRAKIS, SOPHIA P 1623 Non-Final OA Jan 10, 2023
18066591 COMPOSITIONS RELATING TO A MUTANT CLOSTRIDIUM DIFFICILE TOXIN AND METHODS THEREOF Wyeth LLC SHAHNAN SHAH, KHATOL S 1645 Non-Final OA Dec 15, 2022
17991448 MODULATORS OF HEMOGLOBIN Global Blood Therapeutics, Inc. JARRELL, NOBLE E 1699 Final Rejection Nov 21, 2022
17990068 COMPOUNDS AND METHODS FOR TREATMENT OF PRIMARY BILIARY CHOLANGITIS Arena Pharmaceuticals, Inc. PIHONAK, SARAH 1627 Non-Final OA Nov 18, 2022
17924975 METHODS, THERAPIES AND USES FOR TREATING CANCER Pfizer, Inc. DENT, ALANA HARRIS 1643 Final Rejection Nov 11, 2022
17997273 METHODS OF USE FOR PYRIMIDINES AS FERROPORTIN INHIBITORS Global Blood Therapeutics, Inc. LEE, CHIHYI NMN 1628 Final Rejection Oct 27, 2022
17997091 PYRROLO[2,3-D]PYRIMIDINE DERIVATIVES Pfizer, Inc. WILLIS, DOUGLAS M 1624 Non-Final OA Oct 25, 2022
18045967 RNA MOLECULES Pfizer, Inc. CHEN, STACY BROWN 1672 Non-Final OA Oct 12, 2022
17758095 Stable Immediate Release Tablet and Capsule Formulations of 1-((2S,5R)-5-((7H-Pyrrolo[2,3-D]Pyrimidin-4-YL)Amino)-2-Methylpiperidin-1-YL)Prop-2-EN-1-One Pfizer Inc. HELM, CARALYNNE E 1615 Final Rejection Jun 28, 2022
17787454 SURFACE MODIFYING COATING FOR MEDICAL DEVICES Hospira, Inc. VASISTH, VISHAL V 1771 Non-Final OA Jun 20, 2022
17777909 METHODS OF ADMINISTERING VOXELOTOR Global Blood Therapeutics, Inc. SANCHEZ, JUSTIN CHRISTOPHER 1622 Final Rejection May 18, 2022
17733566 IMMUNOGENIC COMPOSITION AGAINST INFLUENZA Pfizer, Inc. LI, BAO Q 1671 Final Rejection Apr 29, 2022
17770455 BENZODIAZEPINE DERIVATIVES FOR TREATING A RESPIRATORY SYNCYTIAL VIRUS (RSV) INFECTION Reviral Limited BURKETT, DANIEL JOHN 1624 Final Rejection Apr 20, 2022
17607341 REAL-TIME TRACKING AND MANAGEMENT OF STANDARD WORKFLOWS Pfizer, Inc. KONERU, SUJAY 3624 Final Rejection Oct 28, 2021
17431462 Methods for purifying bacterial polysaccharides Pfizer, Inc. CREWS, JARET JAMES 1691 Non-Final OA Aug 17, 2021
17312185 Immunogenic Multiple Hetero-Antigen Polysaccharide-Protein Conjugates and uses thereof Pfizer, Inc. FOLEY, SHANON A 1671 Non-Final OA Jun 09, 2021
17299180 Cells with reduced inhibitor production and methods of use thereof Pfizer, Inc. SPANGLER, JOSEPH RANKIN 1656 Final Rejection Jun 02, 2021
17283801 Dosage Regimen for TFPI Antagonists Pfizer, Inc. ALSOMAIRY, SARAH ABDOALATIF 1646 Final Rejection Apr 08, 2021
17125555 STREPTOCOCCUS PNEUMONIAE CAPSULAR POLYSACCHARIDES AND CONJUGATES THEREOF Pfizer, Inc. LYONS, MARY M 1645 Final Rejection Dec 17, 2020
16978354 ANTI-PD-1 ANTIBODY COMPOSITIONS Pfizer, Inc. ALSOMAIRY, SARAH ABDOALATIF 1646 Final Rejection Sep 04, 2020
15761777 Method Of Preparing A Therapeutic Protein Formulation And Antibody Formulation Produced By Such A Method Pfizer, Inc. KIM, YUNSOO 1641 Final Rejection Mar 20, 2018

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